The most common and most likely answer to this crossword clue is the 8 letter word ELECTRIC
I've seen this crossword clue in Financial Times
E
L
E
C
T
R
I
C
More clues leading to the result ELECTRIC
- Currently exciting?
- Tense chosen by boy when speaking
- Chosen few, mostly wealthy, having power
- Exciting item in one's current account?
- Chosen people, endlessly wealthy, driven by power
- It’s thrilling, driven by current
- How to make Astley an MP? Sounds exciting
- To re-elect Richard Nixon was essentially startling
- Energetic, as fans may be?
- Man without permit to possess cocaine gets charged
Buddy explains!

The straight part
We know that "thrilling/driven by current" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case thrilling/driven by current = electric.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ELECTRIC mean?
ELECTRIC noun- (usually with definite article) Electricity; the electricity supply.
- An electric car.
- An electric toothbrush.
- A substance or object which can be electrified; an insulator or non-conductor, like amber or glass.
- Fencing with the use of a body wire, box, and related equipment to detect when a weapon has touched an opponent.
- Of, relating to, produced by, operated with, or utilising electricity; electrical.
- Of or relating to an electronic version of a musical instrument that has an acoustic equivalent.
- Being emotionally thrilling; electrifying.